| Personal information | |
|---|---|
Nickname | "Majin Buu" |
| Born | (1996-05-02)2 May 1996 (age 29) Singapore |
| Pool career | |
| Country |  Singapore |
| Pool games | Nine-ball,Ten-ball |
| Best finish | winner at 2025US Open 9-Ball Championship |
| Tournament wins | |
| Major | UK Open Nine-ball Championship (2025),Florida Open Nine-ball Championship (2025), US Open Nine-ball Championship (2025) |
| Current rank | 31 (16 December 2025) |
| Highest rank | 1 |
Medal record | |
Aloysius Yapp (/ˌæloʊˈɪʃəs/;[2]Chinese:叶浚惟;pinyin:Yè Jùnwéi; born 2 May 1996)[3] is a Singaporean professionalpool player. He was the world junior champion innine-ball in 2014 and runner-up in the 2021. In 2025, Yapp defeated Jonas Souto Comino of Spain 13–1 in the final of the UK Open Pool Championship, claiming his first major open title.
Yapp began playing pool at age eight.[4] An alumnus ofSaint Patrick's School, he dropped out of school in 2011 to turn professional, although he eventually completed hisGCE Ordinary Level examinations at Coleman College.[5] Reportedly the first professional pool player from Singapore,[5] he won the inaugural Asian Junior Pool Championship in 2014. Later that year, he became the first Singaporean to claim a world title in pool when he won the World Junior Pool Championships (Under-19) inShanghai, China, beatingHsu Jui-an 11–10.[6] In 2021, he claimed the Singapore National Snooker Championship, defeating defending championPeter Gilchrist 4–2.[7] In the quarter-finals of the 2021WPA World Ten-ball Championship, Yapp defeatedJayson Shaw, which moved him up to 8th in the world rankings; he ultimately finished in third place.[8]
In the2021 U.S. Open Pool Championship, Yapp survived a scare againstWojciech Szewczyk in the third round of the winners bracket by winning 11–10 before scoring upsets in quick succession against defending championJoshua Filler 11–4 in the fourth round of the winners bracket andShane Van Boening 11–5 in the Last 16. He went on to defeat bothRodrigo Geronimo andDennis Orcollo by a scoreline of 11–6 in the quarterfinals and semifinals respectively,[9] before losing toCarlo Biado 8–13 in the final, concluding his best finish in a major tournament.[10] The following week, he won the CueSports International (CSI) Michigan 10-Ball Open, defeatingRoberto Gomez 4–0, 4–2 in the final.[11] He successfully defended his Michigan Open title the following year, defeatingRobbie Capito 4–2, 4–1 in the final.[12] The following month, he beat Chang Jung-Lin 7–6 in the final of the Sandcastle 9-Ball Open.[13]
In 2022, he won a bronze medal at the2022 World Games inBirmingham, Alabama for nine-ball.
On October 18, 2024, team Asia ruled the inauguralReyes Cup at theNinoy Aquino Stadium inManila, Philippines.Johann Chua, Carlo Biado, Aloysius Yapp,Duong Quoc Hoang, andKo Pin Yi make up the team, which is coached by the tournament namesake and greatest of all timeEfren Reyes.[14]
They defeated the European team with a decisive 11–6 final score. Team Europe is made up of Jayson Shaw,Eklent Kaci,Francisco Sanchez Ruiz,David Alcaide, andMickey Krause. Yapp was named the first-ever Reyes Cup most valuable player for his outstanding performance throughout the event.[15]
A month later, Yapp successfully defended his title by winning back-to-back championships at the International Open Nine-ball in Florida. He defeatedMoritz Neuhausen of Germany, 13–6, and received $40,000 in prize money.[16]
In May 2025, Yapp won his first matchroom major open title, defeating Jonas Souto Comino of Spain with a superb 13–1 in the final of the UK Open Pool Championship at Telford International Centre.[17] This significant triumph propelled him from fifth to second place in the matchroom world rankings, trailingFedor Gorst at the top.[18] Yapp's victory has also solidified his position in theReyes Cup rosters, securing a spot to represent Team Asia this year. In August, Yapp won the inaugural Florida Open beating Shane Van Boening in the finals and a week later he won the prestigiousUS Open Nine-ball Championship against defending championFedor Gorst and becoming the first pool player to win three consecutive World Nine-ball Tour (WNT) Open Majors (UK Open, Florida Open, US Open).
